Publications by authors named "Ralf Fischer"

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Commutability assessment of new standard reference materials (SRMs) for determining serum total 25-hydroxyvitamin D using ligand binding and liquid chromatography-tandem mass spectrometry (LC-MS/MS) assays.
Stephen A Wise, Étienne Cavalier, Pierre Lukas, Stéphanie Peeters, Caroline Le Goff, Ralf Fischer

Anal Bioanal Chem· May 2025

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Interlaboratory comparison of 25-hydroxyvitamin D assays: Vitamin D Standardization Program (VDSP) Intercomparison Study 2 - Part 1 liquid chromatography - tandem mass spectrometry (LC-MS/MS) assays - impact of 3-epi-25-hydroxyvitamin D on assay performance.
Stephen A Wise, Johanna E Camara, Carolyn Q Burdette, Grace Hahm, Federica Nalin, Ralf Fischer

Anal Bioanal Chem· January 2022

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Assessment of serum total 25-hydroxyvitamin D assays for Vitamin D External Quality Assessment Scheme (DEQAS) materials distributed at ambient and frozen conditions.
Christopher T Sempos, Emma L Williams, Graham D Carter, Julia Jones, Johanna E Camara, Ralf Fischer

Anal Bioanal Chem· January 2022

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An additively manufactured locking fixation system for potential application in patient-specific implants.
Ralf D Fischer, Jan Klasen, Andrii Shmatok, Barton C Prorok

J Mech Behav Biomed Mater· December 2021

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Assessment of serum total 25-hydroxyvitamin D assay commutability of Standard Reference Materials and College of American Pathologists Accuracy-Based Vitamin D (ABVD) Scheme and Vitamin D External Quality Assessment Scheme (DEQAS) materials: Vitamin D Standardization Program (VDSP) Commutability Study 2.
Johanna E Camara, Stephen A Wise, Andrew N Hoofnagle, Emma L Williams, Graham D Carter, Ralf Fischer

Anal Bioanal Chem· August 2021

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Low catalytic activity is insufficient to induce disease pathology in triosephosphate isomerase deficiency.
Joanna Segal, Michael Mülleder, Antje Krüger, Thure Adler, Manuela Scholze-Wittler, Ralf Fischer

J Inherit Metab Dis· September 2019

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Publisher Correction: Ballistic geometric resistance resonances in a single surface of a topological insulator.
Hubert Maier, Johannes Ziegler, Ralf Fischer, Dmitriy Kozlov, Ze Don Kvon

Nat Commun· February 2018

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Ballistic geometric resistance resonances in a single surface of a topological insulator.
Hubert Maier, Johannes Ziegler, Ralf Fischer, Dmitriy Kozlov, Ze Don Kvon

Nat Commun· December 2017

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High-throughput phenotypic assessment of cardiac physiology in four commonly used inbred mouse strains.
Kristin Moreth, Ralf Fischer, Helmut Fuchs, Valérie Gailus-Durner, Wolfgang Wurst

J Comp Physiol B· August 2014

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Chemodiversity of exudate flavonoids in Cassinia and Ozothamnus (Asteraceae, Gnaphalieae).
Eckhard Wollenweber, Ralf Fischer, Marion Dörr, Kathryn Irvine, Cliff Pereira

Z Naturforsch C J Biosci· December 2008

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Levels and pattern of volatile organic nitrates and halocarbons in the air at Neumayer Station (70 degrees S), Antarctic.
Ralf Fischer, Rolf Weller, Hans-Werner Jacobi, Karlheinz Ballschmiter

Chemosphere· September 2002

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